asm/idiv.c

@@ -1,20 +0,0 @@
-#include <stdio.h>
-
-int main() {
-	short a, b, c, d;
-	scanf("%hd %hd", &a, &b);
-	asm
-		(			
-		 	"mov %1,%%ax\n"
-			"mov %2,%%bx\n"
-		 	"cwd\n"
-			"idiv %%bx\n"
-			"mov %%ax, %%dx\n"
-			"mov %%dx, %0\n"
-			: "=r" (c)
-			: "r" (a), "r" (b)
-		);
-	printf("%hd\n", c);
-}
-
-

asm/solutions.md

@@ -1,153 +0,0 @@
-# zero
-
-```
-xor %eax, %eax
-```
-
-# one
-```
-xor %eax, %eax
-inc %eax
-```
-
-# next
-```
-inc %ax
-```
-
-# prev
-```
-dec %ax
-```
-
-# sum
-```
-mov %ax, %dx
-add %bx, %dx
-```
-
-# sub
-```
-mov %rax, %rdx
-sub %rbx, %rdx
-```
-
-# imul
-```
-imul %bl
-mov %ax, %dx
-```
-
-# idiv
-```
-cwd
-idiv %bx
-mov %ax, %dx 
-```
-
-# lea
-```
-lea (%rax, %rbx, 8), %rdx
-```
-
-# lea1
-```
-lea (%rax, %rax, 4), %rdx
-```
-
-# lea32
-```
-lea (%eax, %ebx, 8), %edx
-```
-
-# egalite
-```
-cmp %ax, %bx
-jne nya
-mov $1, %dx
-jmp nya_
-nya:
-mov $0, %dx
-nya_:
-```
-
-# factorial
-```
-xor %edx, %edx
-inc %edx
-cmp $0, %al
-je end
-mov %al, %cl
-mov %ecx, %eax
-loop:
-cmp $1, %ecx
-mov %eax, %edx
-jle end
-dec %ecx
-mul %ecx
-jmp loop
-end:
-```
-
-# factorial64
-```
-xor %rdx, %rdx
-inc %rdx
-cmp $0, %al
-je end
-mov %al, %cl
-mov %rcx, %rax
-loop:
-cmp $1, %rcx
-mov %rax, %rdx
-jle end
-dec %rcx
-mul %rcx
-jmp loop
-end:
-```
-# antifa
-```
-xor %ecx, %ecx
-inc %ecx
-loop:
-cmp $1, %eax
-je end
-inc %ecx
-cdq
-div %ecx
-jmp loop
-end:
-mov %ecx, %ebx
-```
-
-# antifa64
-```
-xor %rcx, %rcx
-inc %rcx
-loop:
-cmp $1, %rax
-je end
-inc %rcx
-cqo
-div %rcx
-jmp loop
-end:
-mov %rcx, %rbx
-```
-
-# vector
-```
-xor %rbx, %rbx
-cmp $0, %rcx
-je end
-dec %rcx
-loop:
-lea (%rax, %rcx, 8), %rdx
-add (%rdx), %rbx
-dec %rcx
-cmp $-1, %rcx
-je end
-jmp loop
-end:
-```

asm/vector.c

@@ -1,40 +0,0 @@
-#include <stdio.h>
-#include <stdint.h>
-
-int main() {
-	//uint64_t c = 5;
-	uint64_t b, c = 5;
-	int64_t *a;
-	int64_t array[] = {1, 2, 3, 4, 5};
-	a = array;
-	//printf("pointer: %p\n", a);
-	asm (
-		"mov %1, %%rax\n"
-		"mov %2, %%rcx\n"
-
-		"xor %%rbx, %%rbx\n"
-		"cmp $0, %%rcx\n"
-		"je end\n"
-		
-		"dec %%rcx\n"
-
-		"loop:\n"
-
-		"lea (%%rax, %%rcx, 8), %%rdx\n"
-		"add (%%rdx), %%rbx\n"
-		"dec %%rcx\n"
-
-		"cmp $-1, %%rcx\n"
-		"je end\n"
-		"jmp loop\n"
-
-		"end:\n"
-
-
-		"mov %%rbx, %0\n"
-		: "=r" (b)
-		: "r" (a), "r" (c)
-	    );
-	printf("%lld\n", b);
-
-}